import java.util.Scanner;
public class month {
    public static void main(String[] args) {
        Scanner sc =new Scanner(System.in);
        System.out.println("请输入月份：");
        int month=sc.nextInt();

        switch(month){
            case 1:
            case 2:
            case 12:
                System.out.println("是春季！");
            case 3:
            case 4:
            case 5:
            System.out.println("是夏季");
            break;
            case 6:
            case 7:
            case 8:
            System.out.println("是秋季！");
            break;
            case 9:
            case 10:
            case 11:
            System.out.println("是冬季！");
            break;
            default:
                System.out.println("输入错误!");
        }

    }
}
